WechatPaymentController.java
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package com.diligrp.cashier.boss.controller;
import com.diligrp.cashier.boss.exception.BossServiceException;
import com.diligrp.cashier.boss.util.HttpUtils;
import com.diligrp.cashier.pipeline.core.WechatPartnerPipeline;
import com.diligrp.cashier.pipeline.core.WechatPipeline;
import com.diligrp.cashier.pipeline.domain.OnlinePaymentResponse;
import com.diligrp.cashier.pipeline.domain.OnlineRefundResponse;
import com.diligrp.cashier.pipeline.domain.wechat.*;
import com.diligrp.cashier.pipeline.service.IPaymentPipelineManager;
import com.diligrp.cashier.pipeline.service.IWechatPaymentService;
import com.diligrp.cashier.pipeline.type.OutPaymentType;
import com.diligrp.cashier.pipeline.type.PaymentState;
import com.diligrp.cashier.pipeline.util.WechatConstants;
import com.diligrp.cashier.pipeline.util.WechatSignatureUtils;
import com.diligrp.cashier.pipeline.util.WechatStateUtils;
import com.diligrp.cashier.shared.ErrorCode;
import com.diligrp.cashier.shared.domain.Message;
import com.diligrp.cashier.shared.util.DateUtils;
import com.diligrp.cashier.shared.util.JsonUtils;
import com.diligrp.cashier.trade.model.OnlinePayment;
import com.diligrp.cashier.trade.service.ICashierPaymentService;
import com.diligrp.cashier.trade.service.ITradeAssistantService;
import jakarta.annotation.Resource;
import jakarta.servlet.http.HttpServletRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import java.time.LocalDateTime;
@RestController
@RequestMapping(value = "/wechat")
public class WechatPaymentController {
private static final Logger LOG = LoggerFactory.getLogger(WechatPaymentController.class);
@Resource
private IWechatPaymentService wechatPaymentService;
@Resource
private ITradeAssistantService tradeAssistantService;
@Resource
private ICashierPaymentService cashierPaymentService;
@Resource
private IPaymentPipelineManager paymentPipelineManager;
@RequestMapping(value = "/payment/openId.do")
public Message<?> openId(@RequestParam("pipelineId") Long pipelineId, @RequestParam("code") String code) {
String openId = wechatPaymentService.openIdByCode(pipelineId, code);
return Message.success(openId);
}
@RequestMapping(value = "/payment/deliver.do")
public Message<?> deliverGoods(@RequestParam("paymentId") String paymentId,
@RequestParam("logisticsType") Integer logisticsType) {
OnlinePayment payment = tradeAssistantService.findByPaymentId(paymentId);
if (!PaymentState.SUCCESS.equalTo(payment.getState())) {
throw new BossServiceException(ErrorCode.INVALID_OBJECT_STATE, "微信订单未完成支付，不能进行发货操作");
}
UploadShippingRequest request = UploadShippingRequest.of(payment.getOutTradeNo(), logisticsType,
payment.getGoods(), payment.getPayerId());
wechatPaymentService.deliverGoods(payment.getPipelineId(), request);
return Message.success();
}
/**
* 微信支付结果通知
*/
@RequestMapping(value = "/payment/{paymentId}/notify.do")
public ResponseEntity<NotifyResult> paymentNotify(HttpServletRequest request, @PathVariable("paymentId") String paymentId) {
LOG.info("Receiving wechat payment result notify for {}", paymentId);
String payload = HttpUtils.httpBody(request);
try {
OnlinePayment payment = tradeAssistantService.findByPaymentId(paymentId);
WechatPipeline<?> pipeline = paymentPipelineManager.findPipelineById(payment.getPipelineId(), WechatPipeline.class);
if (dataVerify(request, pipeline, payload)) {
WechatNotifyResponse response = JsonUtils.fromJsonString(payload, WechatNotifyResponse.class);
OnlinePaymentResponse paymentResponse = paymentResponse(pipeline, response);
if (WechatConstants.NOTIFY_EVENT_TYPE.equals(response.getEvent_type())) {
cashierPaymentService.notifyPaymentResponse(paymentResponse);
}
return ResponseEntity.ok(NotifyResult.success());
} else {
LOG.error("Wechat payment result notify data verify failed");
return ResponseEntity.badRequest().body(NotifyResult.failure("Data verify failed"));
}
} catch (Exception ex) {
LOG.error("Process wechat payment result notify exception", ex);
return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
.body(NotifyResult.failure("Process wechat payment result notify exception"));
}
}
@RequestMapping(value = "/refund/{refundId}/notify.do")
public ResponseEntity<NotifyResult> refundNotify(HttpServletRequest request, @PathVariable("refundId") String refundId) {
LOG.info("Receiving wechat refund result notify for {}", refundId);
String payload = HttpUtils.httpBody(request);
try {
OnlinePayment refund = tradeAssistantService.findByRefundId(refundId);
WechatPipeline<?> pipeline = paymentPipelineManager.findPipelineById(refund.getPipelineId(), WechatPipeline.class);
if (dataVerify(request, pipeline, payload)) {
WechatNotifyResponse notifyResponse = JsonUtils.fromJsonString(payload, WechatNotifyResponse.class);
if (WechatConstants.REFUND_EVENT_TYPE.equals(notifyResponse.getEvent_type())) {
OnlineRefundResponse refundResponse = refundResponse(pipeline, notifyResponse);
cashierPaymentService.notifyRefundResult(refundResponse);
}
return ResponseEntity.ok(NotifyResult.success());
} else {
LOG.error("Wechat refund result notify data verify failed");
return ResponseEntity.badRequest().body(NotifyResult.failure("Data verify failed"));
}
} catch (Exception ex) {
LOG.error("Process wechat refund result notify exception", ex);
return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
.body(NotifyResult.failure("Process wechat refund result notify exception"));
}
}
private OnlinePaymentResponse paymentResponse(WechatPipeline<?> pipeline, WechatNotifyResponse notifyResponse) throws Exception {
WechatNotifyResponse.Resource resource = notifyResponse.getResource();
String payload = WechatSignatureUtils.decrypt(resource.getCiphertext(), resource.getNonce(),
resource.getAssociated_data(), pipeline.getClient().getWechatConfig().getApiV3Key());
if (pipeline instanceof WechatPartnerPipeline) {
PartnerPaymentResponse response = JsonUtils.fromJsonString(payload, PartnerPaymentResponse.class);
LocalDateTime when = DateUtils.parseDateTime(response.getSuccess_time(), WechatConstants.RFC3339_FORMAT);
String payer = response.getPayer() == null ? null : response.getPayer().getSp_openid();
PaymentState paymentState = WechatStateUtils.getPaymentState(response.getTrade_state());
return new OnlinePaymentResponse(response.getOut_trade_no(), response.getTransaction_id(), OutPaymentType.WXPAY,
payer, when, paymentState, response.getTrade_state_desc());
} else {
DirectPaymentResponse response = JsonUtils.fromJsonString(payload, DirectPaymentResponse.class);
LocalDateTime when = DateUtils.parseDateTime(response.getSuccess_time(), WechatConstants.RFC3339_FORMAT);
String payer = response.getPayer() == null ? null : response.getPayer().getOpenid();
PaymentState paymentState = WechatStateUtils.getPaymentState(response.getTrade_state());
return new OnlinePaymentResponse(response.getOut_trade_no(), response.getTransaction_id(), OutPaymentType.WXPAY,
payer, when, paymentState, response.getTrade_state_desc());
}
}
private OnlineRefundResponse refundResponse(WechatPipeline<?> pipeline, WechatNotifyResponse notifyResponse) throws Exception {
WechatNotifyResponse.Resource resource = notifyResponse.getResource();
String payload = WechatSignatureUtils.decrypt(resource.getCiphertext(), resource.getNonce(),
resource.getAssociated_data(), pipeline.getClient().getWechatConfig().getApiV3Key());
RefundNotifyResponse response = JsonUtils.fromJsonString(payload, RefundNotifyResponse.class);
LocalDateTime when = DateUtils.parseDateTime(response.getSuccess_time(), WechatConstants.RFC3339_FORMAT);
PaymentState refundState = WechatStateUtils.getRefundState(response.getRefund_status());
return new OnlineRefundResponse(response.getOut_refund_no(), response.getRefund_id(), when,
refundState, response.getRefund_status());
}
private boolean dataVerify(HttpServletRequest request, WechatPipeline<?> pipeline, String payload) {
String serialNo = request.getHeader(WechatConstants.HEADER_SERIAL_NO);
String timestamp = request.getHeader(WechatConstants.HEADER_TIMESTAMP);
String nonce = request.getHeader(WechatConstants.HEADER_NONCE);
String sign = request.getHeader(WechatConstants.HEADER_SIGNATURE);
try {
return pipeline.getClient().dataVerify(serialNo, timestamp, nonce, sign, payload);
} catch (Exception ex) {
LOG.error("Wechat result notify data verify failed", ex);
return false;
}
}
public static class NotifyResult {
private String code;
private String message;
public static NotifyResult success() {
NotifyResult result = new NotifyResult();
result.code = "SUCCESS";
result.message = "SUCCESS";
return result;
}
public static NotifyResult failure(String message) {
NotifyResult result = new NotifyResult();
result.code = "FAILED";
result.message = message;
return result;
}
public String getCode() {
return code;
}
public String getMessage() {
return message;
}
}
}